/* ===== Athena, assistente virtual ===== */
.athena-botao{position:fixed;bottom:26px;left:26px;z-index:118;width:62px;height:62px;border-radius:50%;background:#fff;border:2px solid var(--bordo);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(94,34,34,.3);transition:transform .25s,box-shadow .25s;padding:0}
.athena-botao:hover{transform:scale(1.08);box-shadow:0 12px 30px rgba(94,34,34,.4)}
.athena-botao img{width:54px;height:54px;display:block;border-radius:50%;object-fit:cover}
.athena-boasvindas{display:block;width:180px;max-width:100%;margin:2px auto 10px}
.athena-selo{position:absolute;top:-3px;right:-3px;width:14px;height:14px;border-radius:50%;background:#2e9e5b;border:2px solid #fff}
.athena-balao{position:fixed;bottom:38px;left:100px;z-index:117;background:#fff;border:1px solid var(--linha);border-radius:14px;border-bottom-left-radius:4px;box-shadow:0 12px 34px rgba(34,25,25,.2);padding:12px 32px 12px 15px;max-width:250px;font-size:.85rem;line-height:1.5;color:var(--texto);font-family:var(--sans);cursor:pointer;opacity:0;transform:translateY(10px);transition:opacity .4s ease,transform .4s ease;pointer-events:none}
.athena-balao.visivel{opacity:1;transform:none;pointer-events:auto;animation:balancar 4s ease-in-out 1.2s 2}
.athena-balao strong{color:var(--bordo-escuro)}
.athena-balao-fechar{position:absolute;top:5px;right:8px;background:none;border:0;color:var(--cinza-medio);font-size:1.05rem;line-height:1;cursor:pointer;padding:2px}
.athena-balao-fechar:hover{color:var(--bordo)}
#athena-balao-texto{display:block;transition:opacity .3s ease}
@keyframes balancar{0%,100%{transform:translateY(0)}4%{transform:translateY(-5px)}8%{transform:translateY(0)}12%{transform:translateY(-3px)}16%{transform:translateY(0)}}
@media(max-width:480px){.athena-balao{left:22px;bottom:102px;max-width:min(270px,calc(100vw - 44px))}}
.athena-painel{position:fixed;bottom:98px;left:26px;z-index:120;width:372px;max-width:calc(100vw - 32px);height:560px;max-height:calc(100vh - 130px);background:#fff;border-radius:16px;box-shadow:0 24px 70px rgba(34,25,25,.28);display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translateY(16px) scale(.97);pointer-events:none;transition:opacity .3s,transform .3s}
.athena-painel.aberto{opacity:1;transform:none;pointer-events:auto}
.athena-topo{background:var(--bordo);color:#fff;padding:14px 16px;display:flex;align-items:center;gap:12px}
.athena-avatar{width:44px;height:44px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;flex:0 0 auto;overflow:hidden}
.athena-avatar img{width:40px;height:40px;display:block;border-radius:50%;object-fit:cover}
.athena-id{flex:1;line-height:1.3}
.athena-id strong{display:block;font-family:var(--serif);font-size:1.15rem;font-weight:600}
.athena-id span{font-size:.72rem;color:#eddddd;letter-spacing:.04em}
.athena-fechar{background:none;border:0;color:#fff;font-size:1.4rem;line-height:1;cursor:pointer;opacity:.8;padding:4px}
.athena-fechar:hover{opacity:1}
.athena-corpo{flex:1;overflow-y:auto;padding:16px 14px;background:var(--fundo-cinza);display:flex;flex-direction:column;gap:10px;scrollbar-width:thin}
.msg{max-width:88%;padding:10px 14px;border-radius:14px;font-size:.88rem;line-height:1.55;font-family:var(--sans)}
.msg.de-athena{background:#fff;border:1px solid var(--linha);border-bottom-left-radius:4px;color:var(--texto);align-self:flex-start}
.msg.de-athena strong{color:var(--bordo-escuro)}
.msg.de-athena ul{margin:6px 0 2px;padding-left:18px}
.msg.de-athena li{margin-bottom:3px}
.msg.do-visitante{background:var(--bordo);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.msg .btn-mini{display:inline-flex;align-items:center;gap:8px;margin-top:8px;background:var(--bordo);color:#fff;padding:9px 16px;border-radius:999px;font-size:.8rem;font-weight:600;transition:background .25s}
.msg .btn-mini:hover{background:var(--bordo-claro)}
.athena-chips{display:flex;flex-wrap:wrap;gap:8px;align-self:flex-start;max-width:95%}
.athena-chip{background:#fff;border:1px solid var(--bordo);color:var(--bordo);border-radius:999px;padding:7px 14px;font-size:.78rem;font-weight:600;cursor:pointer;font-family:var(--sans);transition:background .2s,color .2s}
.athena-chip:hover{background:var(--bordo);color:#fff}
.athena-digitando{align-self:flex-start;background:#fff;border:1px solid var(--linha);border-radius:14px;border-bottom-left-radius:4px;padding:12px 16px;display:flex;gap:5px}
.athena-digitando i{width:7px;height:7px;border-radius:50%;background:var(--cinza-medio);animation:pulsar 1.2s ease-in-out infinite}
.athena-digitando i:nth-child(2){animation-delay:.18s}
.athena-digitando i:nth-child(3){animation-delay:.36s}
@keyframes pulsar{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}
.athena-rodape{padding:10px 12px 8px;background:#fff;border-top:1px solid var(--linha)}
.athena-form{display:flex;gap:8px}
.athena-form input{flex:1;padding:11px 14px;border:1px solid var(--linha);border-radius:999px;font-family:var(--sans);font-size:.88rem;color:var(--titulo);background:var(--fundo-cinza)}
.athena-form input:focus{outline:none;border-color:var(--bordo);background:#fff}
.athena-form button{width:42px;height:42px;flex:0 0 42px;border-radius:50%;border:0;background:var(--bordo);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .25s}
.athena-form button:hover{background:var(--bordo-claro)}
.athena-form button svg{width:18px;height:18px}
.athena-aviso{font-size:.64rem;color:var(--cinza-medio);text-align:center;margin-top:7px;line-height:1.4}
@media(max-width:480px){
  .athena-botao{left:16px;bottom:20px}
  .athena-painel{left:16px;bottom:86px}
}